CN212481586U - TOD piping lane breather - Google Patents
TOD piping lane breather Download PDFInfo
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- CN212481586U CN212481586U CN202021267502.8U CN202021267502U CN212481586U CN 212481586 U CN212481586 U CN 212481586U CN 202021267502 U CN202021267502 U CN 202021267502U CN 212481586 U CN212481586 U CN 212481586U
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- China
- Prior art keywords
- tod
- fan
- piping lane
- gas
- lane
- Prior art date
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- 239000007789 gas Substances 0.000 claims abstract description 63
- 238000012544 monitoring process Methods 0.000 claims abstract description 26
- 239000010865 sewage Substances 0.000 claims abstract description 21
- 238000007689 inspection Methods 0.000 claims abstract description 20
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000001301 oxygen Substances 0.000 claims abstract description 14
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 14
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 20
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 20
- 238000001914 filtration Methods 0.000 claims description 16
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 12
- 239000001569 carbon dioxide Substances 0.000 claims description 10
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 9
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims description 9
- 231100000572 poisoning Toxicity 0.000 abstract description 5
- 230000000607 poisoning effect Effects 0.000 abstract description 5
- 238000009825 accumulation Methods 0.000 abstract description 3
- 238000005474 detonation Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000004200 deflagration Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 206010010904 Convulsion Diseases 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 206010042772 syncope Diseases 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model relates to a TOD piping lane breather, including piping lane, set up at inside a plurality of drainage pipe of piping lane, the sewage inspection shaft of being connected with a plurality of drainage pipe, the first exhaust duct of being connected with the sewage inspection shaft, the second exhaust duct of being connected with the piping lane, the fan of being connected with the second exhaust duct and just set up a plurality of gas monitoring sensor inside the piping lane with the fan linkage. The sewage inspection well has the advantages that the second exhaust pipeline is used for ventilating the sewage inspection well, so that the problems of harmful gas accumulation or too low oxygen concentration and the like in the sewage inspection well are avoided; utilize gas monitoring sensor and fan linkage, in real time quick to the operation of taking a breath of piping lane, avoid taking place poisoning or detonation.
Description
Technical Field
The utility model relates to a building ventilation technical field especially relates to a TOD piping lane breather.
Background
In the TOD (transit-oriented development, TOD, public transportation-oriented development), a buffer space above a subway is generally used as a planning and construction base, i.e., a buffer space of an upper cover plate of the subway. Compared with the traditional project which takes the land and the ground as bases, the TOD project is constructed by taking the roof of a subway building as a base.
In the existing TOD project, natural ventilation systems are typically employed for ventilation of the pipe gallery. However, for some ultra-large area pipe corridors, if the distance between the south and north exceeds 300m and the distance between the east and the west exceeds 550m, the natural ventilation cannot solve the ventilation problem, so that the concentration of carbon dioxide is increased, the concentration of oxygen is reduced, and the life safety of operators entering the pipe corridors is affected.
In addition, a large amount of sewage pipe networks are laid in the pipe gallery, so that harmful gases (such as methane, hydrogen sulfide and the like) are easy to gather, and the problems of poisoning, deflagration, explosion and the like are easy to occur.
Therefore, there is a need for an air interchanger suitable for TOD interlayers, which improves the air environment and avoids safety accidents.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a TOD piping lane breather to the not enough among the prior art.
In order to achieve the purpose, the utility model adopts the technical proposal that:
a TOD tube lane air interchanger comprising:
a pipe gallery;
the plurality of drainage pipelines are arranged inside the pipe gallery;
the sewage inspection well is respectively connected with the plurality of drainage pipelines;
a first exhaust pipeline, wherein a first end of the first exhaust pipeline is connected with the sewage inspection well, and a second end of the first exhaust pipeline is located outdoors;
A second exhaust duct having a first end connected to the duct lane and a second end located outdoors;
the fan is located outdoors and is connected with the second end of the second exhaust pipeline;
a plurality of gas monitoring sensor, gas monitoring sensor sets up the inside of piping lane, and with the fan linkage.
In one embodiment, the method further comprises:
a blower device disposed inside the pipe gallery.
In one embodiment, the method further comprises:
a first gas filtration unit disposed at a second end of the first exhaust conduit.
In one embodiment, the method further comprises:
and the second gas filtering unit is arranged at the air outlet of the fan.
In one embodiment, the method further comprises:
temperature and humidity sensor, temperature and humidity sensor sets up the inside of piping lane, and with the fan linkage.
In one embodiment, the method further comprises:
and the alarm device is electrically connected with the gas monitoring sensor.
In one embodiment thereof, the gas monitoring sensor comprises:
The hydrogen sulfide gas concentration sensor is arranged inside the pipe gallery and is linked with the fan.
In one embodiment thereof, the gas monitoring sensor comprises:
methane gas concentration sensor, methane gas concentration sensor sets up the inside of piping lane, and with the fan linkage.
In one embodiment thereof, the gas monitoring sensor comprises:
carbon dioxide concentration sensor, carbon dioxide concentration sensor sets up the inside of piping lane, and with the fan linkage.
In one embodiment thereof, the gas monitoring sensor comprises:
oxygen concentration sensor, oxygen concentration sensor sets up the inside of piping lane, and with the fan linkage.
The utility model adopts the above technical scheme, compare with prior art, have following technological effect:
the TOD pipe gallery air interchanger of the utility model utilizes the second exhaust pipeline to ventilate the sewage inspection well, thereby avoiding the problems of harmful gas accumulation or low oxygen concentration and the like in the sewage inspection well; utilize gas monitoring sensor and fan linkage, in real time quick to the operation of taking a breath of piping lane, avoid taking place poisoning or detonation.
Drawings
Fig. 1 is a schematic view of a partial longitudinal section of an exemplary embodiment of the present invention.
Wherein the reference numerals are: the system comprises a pipe gallery 1, a drainage pipeline 2, a sewage inspection well 3, a first exhaust pipeline 4, a second exhaust pipeline 5, a fan 6, a blowing device 7, a first gas filtering unit 8, a second gas filtering unit 9, a temperature and humidity sensor 10, a hydrogen sulfide gas concentration sensor 11, a methane gas concentration sensor 12, a carbon dioxide concentration sensor 13 and an oxygen concentration sensor 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
An illustrative embodiment of the utility model, as shown in fig. 1, a TOD pipe gallery breather, including pipe gallery 1, a plurality of drainage pipe 2, sewage inspection shaft 3, first exhaust duct 4, second exhaust duct 5, fan 6, air-blast device 7 and a plurality of gas monitoring sensor.
A plurality of drainage pipelines 2 are arranged inside the pipe gallery 1; the sewage inspection well 3 is arranged on the pipe gallery 1 and is respectively connected with a plurality of drainage pipes 2.
The first end of the first exhaust pipe 4 is connected with the sewage inspection shaft 3, and the second end thereof is located outdoors for discharging the gas inside the sewage inspection shaft 3 to the atmosphere.
The height of the first exhaust duct 4 protruding outdoors is at least 2m, for example, the distance between the second end of the first exhaust duct 4 and the ground outdoors is at least 2m, or the distance between the second end of the first exhaust duct 4 and the upper surface of the floor outdoors is at least 2 m.
The first end of the second exhaust duct 5 is connected to the pipe gallery 1, and the second end thereof is located outdoors.
The blower device 7 is arranged in the pipe gallery 1 and used for conveying fresh air to the inside of the pipe gallery 1 so as to reduce the concentration of harmful gas in the pipe gallery.
The blowing device 7 is a blower.
A plurality of gas monitoring sensors set up in piping lane 1's inside according to certain interval to with the linkage of fan 6, be used for monitoring each item gas concentration to piping lane 1, under the condition that certain harmful gas concentration reaches the threshold value, fan 6 starts, in order to take a breath the operation to piping lane 1, reduce safety hazard.
Specifically, the gas monitoring sensors include a hydrogen sulfide gas concentration sensor 11, a methane gas concentration sensor 12, a carbon dioxide concentration sensor 13, and an oxygen concentration sensor 14.
Hydrogen sulfide gas concentration sensor 11 is arranged in pipe gallery 1 at certain intervals for monitoring H in pipe gallery 12S concentration and in H2When the S concentration reaches the threshold H2S concentration, an on control signal is sent to the fan 6 so that H is equal to or higher than the threshold2The concentration of S is reduced, and poisoning of personnel who perform maintenance work in the pipe gallery 1 is avoided.
Methane gas concentration sensor 12 is arranged in pipe gallery 1 at certain intervals for monitoring CH in pipe gallery 14In a concentration of and in CH4The concentration reaches CH4In the case of the concentration threshold, an on control signal is sent to the fan 6 to make CH4Reduced concentration and avoidance of CH4Too high a concentration causes deflagration or explosion in the pipe gallery 1.
Carbon dioxide concentration sensor 13 sets up in the inside of piping lane 1 according to certain interval for monitor the inside CO of piping lane 12In a concentration of CO2Concentration to CO2In the case of a concentration threshold, an on control signal is sent to the fan 6 to cause the CO to flow2Concentration reduces, avoids the personnel who carry out maintenance work in pipe gallery 1 to appear fainting.
The hydrogen sulfide gas concentration sensor 11, the methane gas concentration sensor 12, the carbon dioxide concentration sensor 13, and the oxygen concentration sensor 14 may be separate sensors or integrated sensors. The integrated sensor means that the sensor can simultaneously detect the concentration of hydrogen sulfide gas, the concentration of methane gas, the concentration of carbon dioxide and the concentration of oxygen.
In addition, still be provided with a plurality of temperature and humidity sensor 10 according to certain interval in the inside of piping lane 1 for the inside temperature and humidity of monitoring piping lane 1 reach under the condition that temperature threshold value and/or humidity reach the humidity threshold value at the temperature, send opening control signal to fan 6, with the inside temperature and/or humidity of reduction piping lane 1, avoid the high temperature to lead to inflammable event or humidity too high to lead to the piping lane 1 to appear corroding.
In addition, still be provided with alarm device at the control room, alarm device is connected with a plurality of gas monitoring sensor, temperature and humidity sensor electricity for report to the police under the numerical value that relevant sensor detected reaches the threshold value, in order to remind the staff to carry out manual operation or remind the staff not to need to carry out maintenance operation temporarily.
In addition, in order to reduce the influence of the gases with pungent odor in the pipe gallery 1 and the sewage inspection shaft 3 on the atmospheric environment, a first gas filtering unit 8 is provided at the second end of the first exhaust duct 4, a second gas filtering unit 9 is provided at the air outlet of the fan 6, and a third gas filtering unit 12 is provided at the second end of the third exhaust duct 6.
The first gas filtering unit 8 and the second gas filtering unit 9 are used for adsorbing and filtering the gas flowing outwards from the drainage pipeline 2 and the sewage inspection well 3.
Specifically, the first gas filtration unit 8 and the second gas filtration unit 9 are made of an activated carbon material.
In addition, first gas filtering unit 8 and second gas filtering unit 9 are detachable design, can change, avoid losing efficacy after long-time use.
The utility model has the advantages that the second exhaust pipeline is utilized to ventilate the sewage inspection well, thereby avoiding the problems of harmful gas accumulation or low oxygen concentration and the like in the sewage inspection well; utilize gas monitoring sensor and fan linkage, in real time quick to the operation of taking a breath of piping lane, avoid taking place poisoning or detonation.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (10)
1. The TOD pipe gallery air interchanger is characterized by comprising:
a pipe gallery;
the plurality of drainage pipelines are arranged inside the pipe gallery;
the sewage inspection well is respectively connected with the plurality of drainage pipelines;
a first exhaust pipeline, wherein a first end of the first exhaust pipeline is connected with the sewage inspection well, and a second end of the first exhaust pipeline is located outdoors;
a second exhaust duct having a first end connected to the duct lane and a second end located outdoors;
the fan is located outdoors and is connected with the second end of the second exhaust pipeline;
a plurality of gas monitoring sensor, gas monitoring sensor sets up the inside of piping lane, and with the fan linkage.
2. The TOD tube lane air interchanger of claim 1, further comprising:
a blower device disposed inside the pipe gallery.
3. The TOD tube lane air interchanger of claim 1, further comprising:
a first gas filtration unit disposed at a second end of the first exhaust conduit.
4. The TOD tube lane air interchanger of claim 1, further comprising:
and the second gas filtering unit is arranged at the air outlet of the fan.
5. The TOD tube lane air interchanger of claim 1, further comprising:
and the temperature and humidity sensors are arranged in the pipe gallery and are linked with the fan.
6. The TOD tube lane air interchanger of claim 1, further comprising:
and the alarm device is electrically connected with the gas monitoring sensor.
7. The TOD tube lane ventilator of claim 1 wherein said gas monitoring sensor comprises:
the hydrogen sulfide gas concentration sensor is arranged inside the pipe gallery and is linked with the fan.
8. The TOD tube lane ventilator of claim 1 wherein said gas monitoring sensor comprises:
methane gas concentration sensor, methane gas concentration sensor sets up the inside of piping lane, and with the fan linkage.
9. The TOD tube lane ventilator of claim 1 wherein said gas monitoring sensor comprises:
carbon dioxide concentration sensor, carbon dioxide concentration sensor sets up the inside of piping lane, and with the fan linkage.
10. The TOD tube lane ventilator of claim 1 wherein said gas monitoring sensor comprises:
oxygen concentration sensor, oxygen concentration sensor sets up the inside of piping lane, and with the fan linkage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021267502.8U CN212481586U (en) | 2020-07-01 | 2020-07-01 | TOD piping lane breather |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021267502.8U CN212481586U (en) | 2020-07-01 | 2020-07-01 | TOD piping lane breather |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212481586U true CN212481586U (en) | 2021-02-05 |
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ID=74455716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021267502.8U Expired - Fee Related CN212481586U (en) | 2020-07-01 | 2020-07-01 | TOD piping lane breather |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212481586U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113740110A (en) * | 2021-09-26 | 2021-12-03 | 西安亚能电气有限责任公司 | Little oily equipment dissolved hydrogen monitoring system based on many sensing fusion techniques |
-
2020
- 2020-07-01 CN CN202021267502.8U patent/CN212481586U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113740110A (en) * | 2021-09-26 | 2021-12-03 | 西安亚能电气有限责任公司 | Little oily equipment dissolved hydrogen monitoring system based on many sensing fusion techniques |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210205 |